Severity of SARS-CoV-2 infection in a hospital population: a clinical comparison across age groups. - Rosazza, Chiara; Alagna, Laura; Bandera, Alessandra; Biffi, Arianna; Ciciriello, Fabiana; Gramegna, Andrea; Lucidi, Vincenzina; Marchisio, Paola Giovanna; Medino, Paola; Muscatiello, Antonio; Renteria, Sara Uceda; Colombo, Carla (Italian Journal of Pediatrics, 2023)